| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | TQ2SA-L2-9V-Z | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 2901873 | RIF-0-BPT/1Relay | Phoenix Contact |
| 4 | P7SA-14F-ND DC24 | SOCKET RELAY 6P 24VDC TRACK MTRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | 6-1415035-1 | SOCKET 5MM W/SCREW TERM DINRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | KUP-11A15-24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | G2RL1ADC5BYOMB | RELAY GEN PURPOSE SPST 12A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | 9903-05-20 | RELAY RF SPST 250MA 5V | Coto Technology |
| 9 | 2962036 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |